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Note Non-consolidated variable interest entities - Additional Information (Detail) - USD ($) $ in Millions | 3 Months Ended |  |
--- | --- | --- | ---
Mar. 31, 2013 | Sep. 30, 2011 | Dec. 31, 2018 | Dec. 31, 2017
Variable Interest Entity [Line Items] |  |  |  |
Principal Amount Outstanding on Loans Securitized or Asset-backed Financing Arrangement |  |  | $ 57 | $ 49
PRLP 2011 Holding, LLC |  |  |  |
Variable Interest Entity [Line Items] |  |  |  |
Equity Method Investment Ownership Percentage |  | 24.90% | 24.90% |
Loans Receivable, Description of Variable Rate Basis |  | 5-year maturity and bear a variable interest at 30-day LIBOR plus 300 basis points |  |
Carrying Amount Of Acquisition Loan After Financed Closing Costs |  | $ 86 |  |
Working Capital Line |  | 20 |  |
Advance Facility |  | 69 |  |
Cash Received From Investee |  | $ 48 |  |
PR Asset Portfolio 2013-1 International, LLC |  |  |  |
Variable Interest Entity [Line Items] |  |  |  |
Equity Method Investment Ownership Percentage | 24.90% |  | 24.90% |
Loans Receivable, Description of Variable Rate Basis | 5-year maturity and bears a variable interest at 30-day LIBOR plus 300 basis points |  |  |
Carrying Amount Of Acquisition Loan After Financed Closing Costs | $ 182 |  |  |
Working Capital Line | 30 |  |  |
Advance Facility | 35 |  |  |
Cash Received From Investee | $ 92 |  |  |
FNMA, GNMA, FHLMC VIE |  |  |  |
Variable Interest Entity [Line Items] |  |  |  |
Principal Amount Outstanding on Loans Securitized or Asset-backed Financing Arrangement |  |  | $ 10,600 | $ 11,700

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- Definition Total advance facility granted to investee + References No definition available. + Details
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- Definition Carrying amount of acquisition loan, after financed closing costs, financed by the Corporation. + References No definition available. + Details
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- Definition The percentage of ownership of common stock or equity participation in the investee accounted for under the equity method of accounting. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 323 -SubTopic 10 -Section 50 -Paragraph 3 -Subparagraph (a)(1) -URI http://asc.fasb.org/extlink&oid=114001798&loc=d3e33918-111571 + Details
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- Definition The reference rate for the variable rate of the loans receivable, such as LIBOR or the US Treasury rate and the maturity of the reference rate used, such as three months or six months LIBOR. + References No definition available. + Details
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- Definition This is the principal amount outstanding for securitized loans only (across all types of loans). + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 860 -SubTopic 20 -Section 50 -Paragraph 4 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=109247956&loc=d3e107314-111719 + Details
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